Writing instrument cap



FIG. 1 is a front perspective view of a first embodiment of a writing instrument cap showing a portion of my new design as translucent;

FIG. 2 is a front elevational view of the writing instrument cap of FIG. 1;

FIG. 3 is a rear elevational view of the writing instrument cap of FIG. 1;

FIG. 4 is a right side elevational view of the writing instrument cap of FIG. 1;

FIG. 5 is the left side elevational view of the writing instrument cap of FIG. 1;

FIG. 6 is an enlarged top plan view of the writing instrument cap of FIG. 1; and

FIG. 7 is an enlarged bottom plan view of the writing instrument cap of FIG. 6.

FIG. 8 is a front perspective view of a second embodiment of a writing instrument cap showing my new design as opaque;

FIG. 9 is a front elevational view of the writing instrument cap of FIG. 8;

FIG. 10 is a rear elevational view of the writing instrument cap of FIG. 8;

FIG. 11 is a right side elevational view of the writing instrument cap of FIG. 8;

FIG. 12 the left side elevational view of the writing instrument cap of FIG. 8;

FIG. 13 is a top plan view of the writing instrument cap of FIG. 8; and,

FIG. 14 is a bottom plan view of the writing instrument cap of FIG. 8.

All portions shown in broken lines are environmental and illustrative only and form no part of the claimed design. 

The ornamental design for a writing instrument cap, as shown and described. 